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How do I grab an INI value within a shell script?
...-liner, that takes sections into account. Example file:
[section1]
param1=123
param2=345
param3=678
[section2]
param1=abc
param2=def
param3=ghi
[section3]
param1=000
param2=111
param3=222
Say you want param2 from section2. Run the following:
sed -nr "/^\[section2\]/ { :l /^param2[ ]*=/ { s/.*=...
Why does isNaN(“ ”) (string with spaces) equal false?
...
But parseInt("123abcd") returns 123, which means isNaN(parseInt("123abcd")) will return false while it should return true!
– Pawan Nogariya
Dec 27 '12 at 6:23
...
What is the difference between parseInt() and Number()?
...
typeof parseInt("123") => number
typeof Number("123") => number
typeof new Number("123") => object (Number primitive wrapper object)
first two will give you better performance as it returns a primitive instead of an object.
...
How to add JTable in JPanel with null layout?
...bleModel model = new DefaultTableModel(
new String[][] { { "a", "123"} , {"b", "456"} },
new String[] { "name", "value" } );
JTable t = new JTable(model);
JPanel panel = new JPanel(null);
JScrollPane scroll = new JScrollPane(t);
scroll.setBounds( 0, 20...
Basic HTTP and Bearer Token Authentication
...username:password@dev.myapp.com/api/users -H "Authorization: Bearer mytoken123"
^^^^^^^^^^^^^^^^^^
If above one doesn't work, then you have nothing to do with it. So try the following alternates.
You can pass the token under another name. Because you are handling the authorization ...
Why does “return list.sort()” return None, not the list?
...be reordered if we call l.sort():
>>> l = [1, 5, 2341, 467, 213, 123]
>>> l.sort()
>>> l
[1, 5, 123, 213, 467, 2341]
This method has no return value. But what if we try to assign the result of l.sort()?
>>> l = [1, 5, 2341, 467, 213, 123]
>>> r = l.so...
Spring mvc @PathVariable
...nt to write a url to fetch some order, you can say
www.mydomain.com/order/123
where 123 is orderId.
So now the url you will use in spring mvc controller would look like
/order/{orderId}
Now order id can be declared a path variable
@RequestMapping(value = " /order/{orderId}", method=RequestMe...
How do I interpret precision and scale of a number in a database?
...efers to the maximum number of digits that are present in the number.
ie 1234567.89 has a precision of 9
Numeric scale refers to the maximum number of decimal places
ie 123456.789 has a scale of 3
Thus the maximum allowed value for decimal(5,2) is 999.99
...
How do I split a string on a delimiter in Bash?
...with ${arrIN[1]} (starting from zeros of course)
– Oz123
Mar 21 '11 at 18:50
27
Found it: the tec...
How to convert PascalCase to pascal_case?
...ng' => 'a_string',
'Some4Numbers234' => 'some4_numbers234',
'TEST123String' => 'test123_string',
);
foreach ($tests as $test => $result) {
$output = from_camel_case($test);
if ($output === $result) {
echo "Pass: $test => $result\n";
} else {
echo "Fail: $test => ...